If you want to reespond to someone that made a comment on your wall just click on that persons picture and it will take you to their page scroll down to their wall write something and then click submit and you are done and just commnetted on their wall
If youhave any questions just leave a message on the page where you retrieve your messages from or their commemt wall and we will help you
Please do not be afaraid to ask
Welcome and thanl you for being a friend